diff --git a/ahserver/filestorage.py b/ahserver/filestorage.py
index ca1a4c5..342001a 100755
--- a/ahserver/filestorage.py
+++ b/ahserver/filestorage.py
@@ -11,6 +11,7 @@ import time
 from appPublic.folderUtils import _mkdir
 from appPublic.jsonConfig import getConfig
 from appPublic.Singleton import SingletonDecorator
+from appPublic.log import info, debug, warning, exception, critical
 
 @SingletonDecorator
 class TmpFileRecord:
@@ -22,7 +23,6 @@ class TmpFileRecord:
 		self.filename = self.savefilename()
 		self.loop = asyncio.get_event_loop()
 		self.loop.call_later(0.01, self.load)
-		# print('TmpFileRecord() .........................')
 
 	def newtmpfile(self, path:str):
 		self.filetime[path] = time.time()
@@ -31,7 +31,8 @@ class TmpFileRecord:
 	def savefilename(self):
 		config = getConfig()
 		root = config.filesroot or tempfile.gettempdir()
-		return root + '/tmpfile_rec.json'
+		pid = os.getpid()
+		return root + f'/tmpfile_rec_{pid}.json'
 
 	async def save(self):
 		if not self.change_flg:
@@ -44,7 +45,6 @@ class TmpFileRecord:
 			self.change_flg = False
 
 	async def load(self):
-		# print('load() called ............')
 		fn = self.filename
 		if not os.path.isfile(fn):
 			return
@@ -55,6 +55,13 @@ class TmpFileRecord:
 
 		self.remove()
 
+	def file_useful(self, fpath):
+		try:
+			del self.filetime[fpath]
+		except Exception as e:
+			exception(f'Exception:{str(e)}')
+			pass
+
 	async def remove(self):
 		tim = time.time()
 		ft = {k:v for k,v in self.filetime.items()}
@@ -72,35 +79,44 @@ class TmpFileRecord:
 class FileStorage:
 	def __init__(self):
 		config = getConfig()
-		self.root = config.filesroot or tempfile.gettempdir()
+		self.root = os.path.abspath(config.filesroot or tempfile.gettempdir())
 		self.tfr = TmpFileRecord()
 	
 	def realPath(self,path):
 		if path[0] == '/':
 			path = path[1:]
-		p = os.path.join(self.root,path)
+		p = os.path.abspath(os.path.join(self.root,path))
 		return p
 
-	def _name2path(self,name):
+	def _name2path(self,name, userid=None):
 		name = os.path.basename(name)
-		paths=[191,193,197,199,97]
+		paths=[191,193,197,97]
 		v = int(time.time()*1000000)
 		# b = name.encode('utf8') if not isinstance(name,bytes) else name
 		# v = int.from_bytes(b,byteorder='big',signed=False)
-		path = os.path.abspath(os.path.join(self.root,
+		root = self.root
+		if userid:
+			root += f'/{userid}'
+		path = os.path.abspath(os.path.join(root,
 					str(v % paths[0]),
 					str(v % paths[1]),
 					str(v % paths[2]),
 					str(v % paths[3]),
-					str(v % paths[4]),
 					name))
 		return path
 
-	async def save(self,name,read_data):
-		# print(f'FileStorage():save():{name=}')
-		p = self._name2path(name)
+	async def save(self,name,read_data, userid=None):
+		p = self._name2path(name, userid=userid)
 		fpath = p[len(self.root):]
+		info(f'{p=}, {fpath=},{self.root} ')
 		_mkdir(os.path.dirname(p))
+		if isinstance(read_data, str):
+			b = read_data.encode('utf-8')
+			async with aiofiles.open(p, 'wb') as f:
+				await f.write(b)
+				await f.flush()
+			self.tfr.newtmpfile(fpath)		
+			return fpath
 		async with aiofiles.open(p,'wb') as f:
 			siz = 0
 			while 1:
@@ -110,7 +126,6 @@ class FileStorage:
 				siz += len(d);
 				await f.write(d)
 				await f.flush()
-				# print(f'{name=} file({fpath}) write {siz} bytes')
 		self.tfr.newtmpfile(fpath)		
 		return fpath
 
diff --git a/ahserver/processorResource.py b/ahserver/processorResource.py
index 9c6f215..bc7bfc0 100755
--- a/ahserver/processorResource.py
+++ b/ahserver/processorResource.py
@@ -146,7 +146,8 @@ class ProcessorResource(StaticResource,Url2File):
 				value = ''
 				if hasattr(field,'filename') and field.filename is not None:
 					saver = FileStorage()
-					value = await saver.save(field.filename,field.read_chunk)
+					userid = await auth.get_auth(request)
+					value = await saver.save(field.filename,field.read_chunk, userid=userid)
 				else:
 					value = await field.read(decode=True)
 					value = value.decode('utf-8')